Index: uspace/lib/usbvirt/src/transfer.c
===================================================================
--- uspace/lib/usbvirt/src/transfer.c	(revision aa9a53df9e0a52704cbfa7e01ae573b3d623aba9)
+++ uspace/lib/usbvirt/src/transfer.c	(revision 373bc2d9d2f348d908db35baafe480c948d98d0d)
@@ -68,6 +68,8 @@
 
 	if (rc == EFORWARD) {
-		usb_log_warning("Control transfer {%s} not handled.\n",
-		    usb_debug_str_buffer(setup, setup_size, 10));
+		usb_log_warning("Control transfer {%s (%s)} not handled.\n",
+		    usb_debug_str_buffer(setup, setup_size, 10),
+		    setup_packet->request_type & 0x80
+		    ? "IN" : usb_debug_str_buffer(data, data_size, 10));
 		rc = EBADCHECKSUM;
 	}